Home / 51,251.40-76,877.10-26,368.20

Finding the Fourth Proportional to 51,251.40, 76,877.10 and 26,368.20

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Solution

The fourth proportional to 51,251.40, 76,877.10 and 26,368.20 is: 39,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,251.40 : 76,877.10 = 26,368.20 : x
  2. Step 2: Convert to fraction form
    51,251.40/76,877.10 = 26,368.20/x
  3. Step 3: Cross multiply
    51,251.40x = 76,877.10 × 26,368.20
  4. Step 4: Simplify right side
    51,251.40x = 2,027,110,748.22
  5. Step 5: Solve for x
    x = 2,027,110,748.22/51,251.40
  6. Step 6: Final answer
    x = 39,552.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.